<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .imgs{
            position: relative;
            margin-left: 100px;
        }
        img{
            position: absolute;
            transition: all .3s linear;
        }
        img:first-child{
            z-index: 1;
            left: 0;
        }
        img:nth-child(2){
            z-index: 2;
            left: 0;
        }
        img:nth-child(3){
            z-index: 3;
            left: 0;
        }
        img:nth-child(4){
            z-index: 4;
            left: 70px;
        }
        .imgs:hover img:first-child{
            left: -70px;
        }
        .imgs:hover img:nth-child(2){
            left: 0px;
        }
        .imgs:hover img:nth-child(3){
            left: 70px;
        }
        .imgs:hover img:last-child{
            left: 140px;
        }
    </style>
</head>
<body>
    <div class="imgs"> 
        <img src="./1.png" alt="">
        <img src="./2.png" alt="">
        <img src="./3.png" alt="">
        <img src="./4.png" alt="">
    </div>
</body>
</html>